Home / 28,752.28-43,129.64-10,034.20

Finding the Fourth Proportional to 28,752.28, 43,129.64 and 10,034.20

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Solution

The fourth proportional to 28,752.28, 43,129.64 and 10,034.20 is: 15,051.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,752.28 : 43,129.64 = 10,034.20 : x
  2. Step 2: Convert to fraction form
    28,752.28/43,129.64 = 10,034.20/x
  3. Step 3: Cross multiply
    28,752.28x = 43,129.64 × 10,034.20
  4. Step 4: Simplify right side
    28,752.28x = 432,771,433.69
  5. Step 5: Solve for x
    x = 432,771,433.69/28,752.28
  6. Step 6: Final answer
    x = 15,051.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.